Right heart strain assessment on CTPA following acute pulmonary embolism: Interobserver variability between expert radiologists and physicians

Chinthaka B Samaranayake,Michelle Craigie,Aleksander Kempny,Peter T Bell,Andrew McCann,Sudhir Wahi,John W Upham,Colm McCabe,John Coucher,Gregory Keir

Respiratory Medicine（2022）

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摘要

•Inter-observer agreement of CTPA RHS was compared between radiologists and physicians.•182 patients with acute PE who had a CTPA and echocardiogram within 24-hrs included.•RV:LV ratio measured by physicians is reliable and can predict RV dilatation on echo.•MPA:Ao ratio also had good agreement between radiologists and physicians.

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关键词

Pulmonary embolism,Risk stratification,Right heart strain,CTPA,Accuracy,Interobserver variability

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